Home / 3,303.41-4,555.68-2,185.47

Finding the Fourth Proportional to 3,303.41, 4,555.68 and 2,185.47

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Solution

The fourth proportional to 3,303.41, 4,555.68 and 2,185.47 is: 3,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.41 : 4,555.68 = 2,185.47 : x
  2. Step 2: Convert to fraction form
    3,303.41/4,555.68 = 2,185.47/x
  3. Step 3: Cross multiply
    3,303.41x = 4,555.68 × 2,185.47
  4. Step 4: Simplify right side
    3,303.41x = 9,956,301.97
  5. Step 5: Solve for x
    x = 9,956,301.97/3,303.41
  6. Step 6: Final answer
    x = 3,013.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.